Cheap Flights from Bangkok to Rajbiraj from € 164

Flight FAQs

FAQs for flights from Bangkok to Rajbiraj when there’s no local airport. Departures and arrivals are through Bangkok to Biratnagar.

• Which airlines offer the cheapest flights from Bangkok (BKK) to Biratnagar (BIR)?

  Based on Trip.com data, Thai Lion Air offers one-way fares as low as € 164 on Cheapest nonstop routes (e.g. DMK to BIR on Sun, Dec 21), while Thai Airways offers Cheapest nonstop round-trips from € 566 departing on Thu, Dec 11 and returning on Thu, Dec 18.

• When is the best time to book flights from Bangkok to Biratnagar?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Bangkok to Biratnagar is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Bangkok to Biratnagar?

  To find best deals on flights from Bangkok to Biratnagar, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sun, Dec 21, with one-way flights priced at just € 164.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Thai Lion Air.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Biratnagar travel is around March.
  · Get exclusive promo codes for Trip.com app users.

• When is the best time to book a flight from Bangkok to Biratnagar to get the best price?

  The cheapest months to fly from Bangkok to Biratnagar is August, when demand for travel is lower.

• Which upcoming date is the cheapest for flights from Bangkok to Biratnagar?

  After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Bangkok to Biratnagar on December 11, 2025 with Thai Airways, with prices starting at € 565.

• What is the time difference between Bangkok and Biratnagar?

  The time difference between Biratnagar and Bangkok is 1h.

• How can I change or cancel my flight ticket from Bangkok to Biratnagar?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.